Crews were brought in to repair an overhead wire near Copley Station, according to the MBTA. The problem was fixed by about 11 a.m., but there were some residual delays.

Passengers were being bused between Green Line stops.

According to the MBTA's website, C and D Line passengers were bused from Kenmore to Government Center; B Line passengers were bused from Blandford to Government Center; and buses replaced E Line service from Prudential to Government Center.

A day after Trevor Noah was declared the new host of "The Daily Show," complete with the blessing of the exiting Jon Stewart, graphic tweets targeting women, Jews and victims of the Ebola virus are causing a social media backlash.